4725821601 has 6 divisors (see below), whose sum is σ = 6826186770. Its totient is φ = 3150547728.

The previous prime is 4725821593. The next prime is 4725821603. The reversal of 4725821601 is 1061285274.

4725821601 is a `hidden beast` number, since 4 + 7 + 25 + 8 + 21 + 601 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4686771600 + 39050001 = 68460^2 + 6249^2 .

It is not a de Polignac number, because 4725821601 - 2³ = 4725821593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4725821603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 262545636 + ... + 262545653.

It is an arithmetic number, because the mean of its divisors is an integer number (1137697795).

Almost surely, 2^4725821601 is an apocalyptic number.

It is an amenable number.

4725821601 is a deficient number, since it is larger than the sum of its proper divisors (2100365169).

4725821601 is a wasteful number, since it uses less digits than its factorization.

4725821601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525091295 (or 525091292 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 4725821601 is about 68744.6114324607. The cubic root of 4725821601 is about 1678.1306684327.

The spelling of 4725821601 in words is "four billion, seven hundred twenty-five million, eight hundred twenty-one thousand, six hundred one".